{"note":"bim_versions 導入後の保存のみ記録 (それ以前は bim_canonical 上書きで履歴なし)","ok":true,"slug":"u-house-rht8ehof","versions":[{"created_at":"2026-06-04T16:59:32Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"7d61eabbd4b90ff37b5e9b5b07546d801575e2ae7fbb088b2dffc0416709518a","version":12},{"created_at":"2026-06-04T14:56:59Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (91.7->92.4)","saved_by":"editor","sha256":"dd1a1fe28b084e3772cbf2f319091e8190a47611d5d47e57acd876ebc8b3ef70","version":11},{"created_at":"2026-06-04T05:53:32Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 94.5→91.7 (総2階(箱)・吹抜 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 91.7 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"88d5314139b2690197f7f8980e93a89a12bb7705baafbbbb23403827cf08d00b","version":10},{"created_at":"2026-06-04T04:53:18Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 70.8→94.5 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"72215433282640280080bfab21b3d8f37edb7f670f842f96ae003d4985b77c8f","version":9},{"created_at":"2026-06-04T04:53:18Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"e419fe0b1db6d11624c474d886bb98fc1b502417eb7bf15d4a20295bd1eaadb5","version":8}]}